/*
 * Copyright (C) 2017 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.android.tools.idea.uibuilder.api

/** Definition of a UI for selecting a value for a given attribute. */
interface AttributeBrowser {
  /**
   * Show a dialog where the user can select a value for a given attribute
   *
   * @param editor an editor that may be used to access various UI parts
   * @param existingValue the existing value that can be displayed by the browser
   * @return the new selected value or null if the user cancelled
   */
  fun browse(editor: ViewEditor, existingValue: String?): String?
}
